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SF MARATHON 1ST HALF 2026

Andrea Montalvo

Bib: 19481•F•Age: 34

Idaho Falls, ID

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F30-34)
#0 / 651
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
12:40/mi
25:20
→ flat
4M
13:49/mi
52:57
↑ 67↓ 69
6M
13:32/mi
1:20:01
↑ 1231.1%
8M
13:06/mi
1:46:14
↑ 166↓ 531.1%
9.6M
13:06/mi
2:07:12
↑ 68↓ 1931.5%
10M
26:32/mi
2:17:48
↓ 241.1%
10.5M
6:58/mi
2:21:17
↓ 732.7%
12M
20:25/mi
2:51:55
↑ 2803.2%
Finish· 13.11 mi
14:05/mi
3:07:32
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:20:01
Pace13:20 /mi
2nd Half
Distance7.11 mi
Time1:47:31
Pace15:07 /mi
📊Positive Split: 34.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:06:3625:2012:4025:20
12:40
-
4M
4.00 mi07:34:1352:5713:1427:37
13:49
+1:09
6M
6.00 mi08:01:171:20:0113:2027:04
13:32
-0:17
8M
8.00 mi08:27:301:46:1413:1726:13
13:06
-0:26
9.6M
9.60 mi08:48:282:07:1213:1520:58
13:06
0:00
10M
10.00 mi08:59:042:17:4813:4710:36
26:32
+13:26
10.5M
10.50 mi09:02:332:21:1713:273:29
6:58
-19:34
12M
12.00 mi09:33:112:51:5514:2030:38
20:25
+13:27
Finish
13.11 mi09:48:483:07:3214:1815:37
14:05
-6:20

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:58 /mi

Average Pace

14:18 /mi

Slowest Pace

26:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:29

2% of race

Time at Steady Pace

2:22:49

76% of race

Time at Slower Pace

41:14

22% of race

Average Pace: 14:18 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi07:06:3625:2012:4025:20
12:40
#6292
4M
4.00 mi07:34:1352:5713:1427:37
13:49
#6370
6M
6.00 mi08:01:171:20:0113:2027:04
13:32
#6299
8M
8.00 mi08:27:301:46:1413:1726:13
13:06
#6169
9.6M
9.60 mi08:48:282:07:1213:1520:58
13:06
#6248
10M
10.00 mi08:59:042:17:4813:4710:36
26:32
#6233
10.5M
10.50 mi09:02:332:21:1713:273:29
6:58
#6231
12M
12.00 mi09:33:112:51:5514:2030:38
20:25
#6275
Finish
13.11 mi09:48:483:07:3214:1815:37
14:05
#6250
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 91%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

14:05

Segment Time

15:39/mi

Pace

0.90 mi

Distance

Overall

5982

Women

2598

Division

590

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi629227286176228(Top 95%)2747(Top 94%)609(Top 94%)
4M4.00 mi2.00 mi6370-782784-56625-86377(Top 97%)2792(Top 95%)624(Top 96%)
6M6.00 mi2.00 mi6299+712738+46618+76126(Top 93%)2619(Top 89%)601(Top 92%)
8M8.00 mi2.00 mi6169+1302639+99607+115519(Top 84%)2242(Top 77%)515(Top 79%)
9.6M9.60 mi1.60 mi6248-792701-62615-86317(Top 96%)2783(Top 95%)625(Top 96%)
10M10.00 mi0.40 mi6233+152692+9610+55950(Top 90%)2580(Top 88%)579(Top 89%)
10.5M10.50 mi0.50 mi6231+22695-36106150(Top 94%)2689(Top 92%)609(Top 94%)
12M12.00 mi1.50 mi6275-442735-40617-76228(Top 95%)2747(Top 94%)609(Top 94%)
Finish13.11 mi1.11 mi6250+252717+18613+45986(Top 91%)2613(Top 89%)581(Top 89%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 95%
~flat
+5ft-3ft

Overall

6228

Females

2747

F30-34

611

2M→4M

2.0 - 4.0 mi

Top 97%
×4story building
+67ft-69ft

Overall

6377

Females

2792

F30-34

629

4M→6M

4.0 - 6.0 mi

Top 93%
×9story building
+123ft-9ft

Overall

6126

Females

2619

F30-34

604

6M→8M

6.0 - 8.0 mi

Top 84%
×12story building
+166ft-53ft

Overall

5519

Females

2242

F30-34

517

8M→9.6M

8.0 - 9.6 mi

Top 96%
×13story building
+68ft-193ft

Overall

6317

Females

2783

F30-34

627

9.6M→10M

9.6 - 10.0 mi

Top 90%
×2story building
+0ft-24ft

Overall

5950

Females

2580

F30-34

581

10M→10.5M

10.0 - 10.5 mi

Top 94%
×6story building
+1ft-73ft

Overall

6150

Females

2689

F30-34

611

10.5M→12M

10.5 - 12.0 mi

Top 95%
×21story building
+280ft-26ft

Overall

6228

Females

2747

F30-34

611

12M→Finish

12.0 - 13.1 mi

Top 91%
×7story building
+14ft-89ft

Overall

5986

Females

2613

F30-34

581

Passing Analysis

Category:
Athletes Passed
373*
Passed By
331
Net Change
+42
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#6292
2M → 4M39*117-78#6292#6370
4M → 6M87*16+71#6370#6299
6M → 8M143*13+130#6299#6169
8M → 9.6M22101-79#6169#6248
9.6M → 10M2611+15#6248#6233
10M → 10.5M97+2#6233#6231
10.5M → 12M14*58-44#6231#6275
12M → Finish33*8+25#6275#6250
TOTALS373*331+42

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events